MOLYKOTE 111 150g Compound Valve Lubricant and Sealant
MOLYKOTE 111 Compound Valve Lubricant and Sealant
MOLYKOTE 111 Compound is a premium silicone-based valve lubricant and sealant specially formulated for sealing, lubrication and protection applications involving valves, O-rings, gaskets and elastomer components. With an NLGI grade of 3-4 and a translucent white appearance, this high-quality silicone compound delivers reliable long-term performance under harsh environmental and industrial operating conditions.
Designed for both lubrication and sealing applications, MOLYKOTE 111 provides excellent resistance to water washout, oxidation and chemical exposure. Its strong adhesion and low volatility help maintain stable sealing performance even in outdoor, marine and underground environments exposed to moisture and temperature fluctuations.
This versatile O-ring lubricant is compatible with many plastics and elastomers, making it suitable for a wide range of industrial, plumbing, electrical and mechanical systems. The product also offers excellent release properties, helping prevent gaskets and seals from sticking to metal surfaces during maintenance and disassembly.
The compound performs effectively across a wide service temperature range from -40°C to +200°C, ensuring reliable lubrication and sealing performance in both low-temperature and high-temperature applications.
Product Features
- Excellent water resistance
- Wide operating temperature range from -40°C to +200°C
- Outstanding compatibility with plastics and elastomers
- Good oxidation and chemical resistance
- Low vapor pressure and low volatility
- Strong adhesion and anti-stick properties
- Excellent sealing and lubrication performance
- PFAS-free and no intentional PTFE content
Typical Applications
This silicone valve sealant is widely used for:
- Control and pressure plug valves
- Water softener valves
- Faucet and plumbing systems
- Vacuum and pressure systems
- Electrical service entrances
- Underground cable connections
- Transformer gaskets
- Outdoor and marine equipment
- Rubber and plastic O-rings
- Seals, packings and gaskets
Advantages for Industrial and Mechanical Systems
MOLYKOTE 111 Compound provides long-lasting lubrication and sealing protection in harsh environments where moisture, chemicals and temperature extremes are present. Its excellent plastic and rubber compatibility helps extend seal life while reducing leakage, maintenance frequency and equipment downtime.
The product is also suitable as a damping medium for dash pots used in electrical and electronic equipment, providing smooth and reliable operational performance.
